Buteo borealis, III. 281.
calurus, III. 286.
cooperi, III. 295.
elegans, III. 277.
harlani, III. 292.
krideri, III. 284.
lineatus, III. 275.
lucasanus, III. 285.
oxypterus, III. 266.
pennsylvanicus, III. 259.
swainsoni, III. 263.
zonocercus, III. 272.